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PartsTable / COMPONENT / 40609-8 PC NO 1
40609-8 PC NO 1 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include special_features: MATERIAL CU/CU ALLOY; MILSPEC MIL-DTL-19772, end_item_identification: E/I VALVE TEMPERATURE REGULATOR, valve_size_for_which_designed: 1.000 INCHES IN, part_name_assigned_by_controlling_agency: THERMOSTATIC ELEMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-515-9398, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
40609-8 PC NO 1
NSN: 4820-01-515-9398
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
special_featuresMATERIAL CU/CU ALLOY; MILSPEC MIL-DTL-19772
end_item_identificationE/I VALVE TEMPERATURE REGULATOR
valve_size_for_which_designed1.000 INCHES IN
part_name_assigned_by_controlling_agencyTHERMOSTATIC ELEMENT
NSN4820-01-515-9398
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40609-8 PC NO 1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
VALVE SIZE FOR WHICH DESIGNED: 1.000 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONE/I VALVE TEMPERATURE REGULATOR
PART NAME ASSIGNED BY CONTROLLING AGENCYTHERMOSTATIC ELEMENT
VALVE SIZE FOR WHICH DESIGNED1.000 INCHES IN
SPECIAL FEATURESMATERIAL CU/CU ALLOY; MILSPEC MIL-DTL-19772
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
40609-8Interchangeable
interchangeable cross-reference
interchangeable
2069-00Interchangeable
interchangeable cross-reference
interchangeable
40609-8 PC NO 32Interchangeable
interchangeable cross-reference
interchangeable
2068-01Interchangeable
interchangeable cross-reference
interchangeable
40609-8 PC NO 33Interchangeable
interchangeable cross-reference
interchangeable
40612-8 PC NO 16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40609-8 PC NO 1?
40609-8 PC NO 1 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace 40609-8 PC NO 1?
There are 22 known substitutes for 40609-8 PC NO 1: 40609-8, 2069-00, 40609-8 PC NO 32 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40609-8 PC NO 1?
40609-8 PC NO 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-515-9398. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026